Alison has over 1,000 high quality courses available across 9 distinct categories, all absolutely free to complete. All our courses are self-paced and have been designed by subject matter experts, to give you an interactive and enriched learning experience.

Depending on your learning goal, you can choose from:

Certificate courses (average time: 2-3 hours), which help you focus your learning to provide you with specific expertise in your field or industry.

Diploma courses (average time: 8-10 hours), which are designed to give you a more extensive understanding of a subject area, by helping you master multiple concepts within a subject.

Learning Paths (average time: 18-20 hours), which are a combination of niche courses that have been specially designed by experts, to help you: Broaden your skill set; Progress your knowledge; or Master a subject.

Use the search bar on the left if you are looking for a specific category, or browse through all courses below, and let’s get learning!

Plant Biology Courses

These free online plant biology courses have everything you need to learn about how plants live, grow, and propagate. Studying plants, fungi, and algae, plant biology deals with the approximately 400,000 different species of plants found around the world. Plants uphold environmental and atmospheric conditions globally, and understanding plant life is essential to being good stewards to our planet. For similar courses, check out our Biology page.